Show:
Add/Sub Integers
Linear Equations
Distrib Property
Combine Like Terms
Expressions and Equations
100
(-9) + 14
5
100
What does the letter m stand for in the equation y = mx + b?

slope

100
-6(a + 8)
-6a - 48
100

12r - 8 - 12

12r - 20

100

What is the value of n in the equation 2n + 1 = 21

10

200
(-27) - 24
-51
200

What does the letter b stand for in the equation y = mx + b?

y-intercept; (0, b)

200
-4(-8x - 8)
32x + 32
200
n + 4 - 9 - 5n
-4n - 5
200
What is the value of the expression: 2 + 3 x 3 + |-4|?
15
300
15 - 13 + 2
4
300

Graph this line: y = -2x + 3

graph
300
-7(5k - 4)
-35K + 28
300
-3x - 9 + 15x
12x - 9
300
Find the value of a in the equation: 3a + 2 = a - 6
a = -4
400
(-3) + 5 + (-5) + 12
9
400

Is the point (0, 4) on this line?  

y = 3x - 2

No > (0, -2)

400
3(5 + 5x)
15 + 15x?
400
-2n - (9 - 10n)
8n - 9
400
(-4)(3)(-1)(-2)
-24
500
1.7 - (-0.8) + 4.013
6.513
500

Graph this line.

y = 2/3 x - 3

graph

500
(1 + 9x)(-10)
-10 - 90x
500
-7(n + 3) - 8(1 + 8n)
-71n - 29
500
Simplify the expression -4x-(-x)
-3x